Sewing machines with stitch adjustment dials lie flatter and have an overlock stitch. The machine uses of a serger for rolled hems and secure seams and differential feed. It has a wide range of 3 or 4 thread look from where one can choose. The 3034d features two needles and fraction ¾ threads with differential feed. It can create stitches from 2.0 to 4.0 mm in length. Differential feed ratio of 0.7 2.0 gives improved stitch quality. Free arm makes it easier to sew sleeves, trouser legs and other hard to reach places. The unique features of the sewing machines with stitch adjustment dials:
